package grub-efi-amd64-signed 1.66.23+2.02~beta2-36ubuntu3.23 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[sander]

grub2-signed

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.23+2.02~beta2-36ubuntu3.23
ProcVersionSignature: Ubuntu 4.15.0-70.79~16.04.1-generic 4.15.18
Uname: Linux 4.15.0-70-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.21
Architecture: amd64
Date: Sun Nov 17 10:50:00 2019
DuplicateSignature:
 package:grub-efi-amd64-signed:1.66.23+2.02~beta2-36ubuntu3.23
 Setting up grub-efi-amd64-signed (1.66.23+2.02~beta2-36ubuntu3.23) ...
 grub-install: error: /usr/lib/grub/i386-pc/modinfo.sh doesn't exist. Please specify --target or --directory.
 dpkg: error processing package grub-efi-amd64-signed (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.6
 apt 1.2.32
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.66.23+2.02~beta2-36ubuntu3.23 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2019-11-17 (0 days ago)

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1852897, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.